Resources Attribute Codes - DefinitionsAPPENDIX 4: RESOURCE ATTRIBUTE CODES
(for use in Fields P3b and B11)
The following codes should be used to define the attributes of historical resources in Fields P3b and B11 on the
Primary Record and Building, Structure, and Object Record, respectively. The codes are first summarized below and
then defined in greater detail in the following pages of this appendix.
Attributes of Historic Resources:
HP1. Unknown
HP2. Single family property
HP3. Multiple family property
HP4. Ancillary building
HP5. Hotel/motel
HP6. 1-3 story commercial building
HP7. 3+ story commercial building
HP8. Industrial building
HP9. Public utility building
HP10. Theater
HP11. Engineering structure
HP12. Civic auditorium
HP13. Community center/ social hall
HP14. Government building
HP15. Educational building
HP16. Religious building
HP17. Railroad depot
HP18. Train
HP19. Bridge
HP20. Canal/aqueduct
HP21. Dam
HP22. Lake/river/reservoir
HP23. Ship
Attributes of Historic Archaeological Sites:
AH1. Unknown
AH2. Foundations/ structure pads
AH3. Landscaping/ orchard
AH4. Privies/dumps/trash scatters
AH5. Wells/cisterns
AH6. Water conveyance system
AH7. Roads/trails/railroad grades
AH8. Dams
HP24. Lighthouse
HP25. Amusement park
HP26. Monument/mural/gravestone
HP27. Folk Art
HP28. Street furniture
HP29. Landscape architecture
HP30. Trees/vegetation
HP31. Urban open space
HP32. Rural open space
HP33. Farm/ranch
HP34. Military property
HP35. CCC/ WPA property
HP36. Ethnic minority property (list group)
HP37. Highway/ trail
HP38. Women's property
HP39.Other
HP40. Cemetery
HP41. Hospital
HP42. Stadium/sports arena
HP43. Mine structure/building
HP44. Adobe building/ structure
HP45. Unreinforced masonry building
HP46. Walls/gates/fences
AH9. Mines/quarries/tailings
AH10. Machinery
AH11. Walls/fences
AH12. Graves/cemetery
AH13. Wharfs
AH14. Ships/barges
AH15. Standing structures
AH16. Other
Attributes of Prehistoric Archaeological Sites and Ethnographic Sites:
AP1. Unknown
AP2. Lithic scatter
AP3. Ceramic scatter
AP4. Bedrock milling feature
AP5. Petroglyphs
AP6. Pictographs
APT Architectural feature
AP9. Burials
AP10. Caches
AP11. Hearths/pits
AP12. Quarry
AP13. Trials/linear earthworks
AP14. Rock shelter/cave
AP15. Habitation debris
APB. Cairns/rock features AP16. Other
Historic Resource Attribute Definitions:
HP1. Unknown: No reasonable guess can be made about the historic use or function of the resource.
HP2. Single Family Property: A building constructed to house one family.
HP3. Multiple Family Property: Any building providing longer than temporary lodging for more than one person or
household. E.g., duplexes, apartment buildings, dormitories, bunkhouses, etc.
HP4. Ancillary Building: Barns, outhouses, detached garages, carriage houses, sheds, etc.
HP5. Hotel/Motel: Any building or group of buildings providing temporary lodging for travelers.
HP6. Commercial Building, over 3 stories: Any type of building dealing with management, retail sales, or marketed
services. E.g., stores, banks, gas stations, office buildings, etc. Do not include basement in height count.
HP7. Commercial Building, over 3 stories: Do not include basement in height count.
HP8. Industrial Building: Any building where the manufacture or distribution of products occurs. E.g, canneries,
mills, foundries, warehouses, etc.
HP9. Public Utility Building: Any building that houses services available to the public at large. E.g., firehouses,
power houses, electrical substations. etc.
HP10. Theater: Any place where plays, variety shows, motion pictures, etc., are presented. Includes amphitheaters.
HP11. Engineering Structure: A structure not covered in any other category. E.g., docks, runways, water towers, etc.
HP12. Civic Auditorium: Publicly owned buildings for concerts, speeches, etc.
HP13. Community Center/Social Hall: Any building designed to hold meetings of social groups. E.g., fraternal
halls, women's clubs, boy scout cabins, etc.
HP14. Government Buildings: Any building designed to house government administration or transactions. E.g., post
offices, city halls, county courthouses, etc.
HP15. Educational Building: Any building with an educative purpose. E.g., schools, libraries, museums, etc.
HP16. Religious Building: Any building holding religious ceremonies or connected the operations of religious
organizations (e.g., churches, seminaries, parsonages, etc.
HP17. Railroad Depot: Stations and other buildings connected to the operation of railroads and streetcars. E.g.,
sheds, roundhouses, etc.
HP18. Train: Engines, streetcars, and rolling stock.
HP19. Bridge: Any overpass for automobiles, trains, pedestrian, etc.
HP20. Canal/Aqueduct: Any artificial waterway for transportation or irrigation. Includes large pipes, conduits,
drainage ditches, and bridge -like structures for carrying water.
HP21. Dam: Any barrier constructed to hold back water.
HP22. Lake/River/Reservoir: Any inland body of water, natural stream of water, or place where water is collected
and stored.
HP23. Ship: Any vessel able to navigate inland or ocean waters.
HP24. Lighthouse: Any building or structure from which ships are guided by sight or sound.
HP25. Amusement Park: An outdoor place with various amusement buildings, structures, or devices. Includes
zoological parks.
HP26. Monument/Mural/Gravestone: 1) Any object with a commemorative or artistic purpose; 2) Any painting,
photograph, etc. on a wall or ceiling. E.g., statue, obelisk, sculpture, etc.
HP27. Folk art: Any object that expresses the artistic capacities of a people without being the product of formal
training.
HP28. Street Furniture: Any object that is permanently placed near a street. E.g., fire hydrants, streetlights, benches,
curbstones, hitching posts, etc.
HP29. Landscape Architecture: Any place in which trees, bushes, lawns, fountains, walls etc. have been arranged for
esthetic effect.
HP30. Trees/Vegetation: Any plant, whether planted or growing naturally, not part of a landscape plan.
HP31. Urban Open Space: Any area that has experienced little building or other development within in a city limits.
E.g., parks, grounds, or large open lots.
HP32. Rural Open Space: Any area that has experienced little building or other development outside a city limits.
HP33. Farm/Ranch: Any place where crops or animals are raised.
HP34. Military Property: Any property owned by one of the U.S. armed services, including the national Guard.
HP35. New Deal Public Works Project: Any property built under one of the public works programs of the New Deal.
Includes properties aided by funds or personnel from the Works Progress Administration (WPA) and successors,
Public Works Administration (PWA), Civilian Conservation Corps (CCC), etc.
HP36. Ethnic Minority Property: Any property closely associated with events, individuals, groups, or social patterns
important in the history of an ethnic group. Includes properties designed by important ethnic group members. Add
further information by including the name of the ethnic group involved. The OHP has abbreviations for five groups,
so put these two letters in front of the name: AA African Americans, CH Chinese, JA Japanese, LA Latino, NA Native
Americans. The OHP will adopt other abbreviations as properties associated with other ethnic groups are identified.
HP37. Highways/Trail: Any roadway, from freeway to footpath.
HP38. Women's Property: Any property closely associated with events, individuals, groups. or social patterns
important in the history of women. Includes work of women designers as well as buildings such as YWCAs and
women's clubs.
HP39. Other: If no other code applies, enter HP39.
HP40. Cemetery: Burial ground with monuments (except archeological sites).
HP41. Hospital: Any facility for treatment of the sick.
HP42. Stadium/Sports Arena: Any structure or building that provides a place in which sporting events are viewed.
HP43. Mine: Any structure or building connected with mining. E.g., mine shafts, head frames, stamp mills, shops,
etc.
HP44. Adobe building/Structure.
HP45. Unreinforced masonry building.
HP46. Walls/gates/fences.
Historic Archaeological Site Attribute Definitions:
AH1. Unknown: no characteristics listed on the site record.
AH2. Foundations: structural footings or lineal alignments made from wood, brick or rock to support a structure
(e.g., slabs of concrete, leveled earth pads, pilings, walls, stairs, etc.).
AH3. Landscaping: evidence of modification through contouring of the land or planting vegetation (e.g., hedgerow,
orchards, terraces, and ponds).
AH4. Privy pits/trash scatters/dumps: any refuse deposits, outhouse pits, or other accumulation of debris (e.g.,
trash pits, trash scatters, outhouse pits, and dumps).
AHS. Well/cistern: a hole or receptacle designed to hold or provide access to water which may or may not be lined.
AH6. Water conveyance system: any device constructed to transport water over a distance (e.g., flumes, pipes,
ditches, canals, and tunnels).
AHT Road/trail/railroad bed: a lineal construction, either depressed, elevated, or on ground level, designed to
facilitate the transportation of people or vehicles (e.g., bridge, railroad grade, tunnel, trail, wagon road, etc.).
AH8. Dam: a barrier constructed to contain a body of water.
AH9. Mine: an excavation and associated structures built into the earth to extract natural resources (ore, precious
metals, or raw lithic materials). This category includes quarries. Examples include: shafts, elevators, mining tunnels,
quarry, glory holes, tailings.
AH10. Machinery: a mechanical device (e.g., mills, farm equipment, steam donkeys, windmills, etc.).
AH11. Wall/fence: any wall or fence including postholes or posts placed at regular intervals, retaining walls, post -
cairns, walls, fences, jetties, and breakwaters.
AH12. Grave/cemetery: any single or multiple burial location.
AH13. Wharf: a structure or remains of a structure built at the shore of a harbor or river for the docking of ships or
boats; pier; dock.
AH14. Ships/barges: floating vessels designed for transporting people or goods across water.
AH15. Standing structure: any historic building that is still standing (e.g., outhouse, shed, house, cabin, office
building, barn, etc.).
AH16. Other: check if there is no other category in which the site description could be placed.
Prehistoric Archaeological Site Attribute Definitions:
AP1. Unknown: no characteristics listed on the site record.
AP2. Lithic scatter: a major characteristic of the site is a scatter of chipped or flaked stone resulting from human
manipulation (e.g., obsidian flakes and few or no other artifacts).
AP3. Ceramic scatter: a major characteristic of the site is a scatter of pot sherds. If the site contains both lithics and
ceramics, check both.
AP4. BRM/milling feature: site contains one or more bedrock mortars, milling surfaces or cupules which indicate
material processing activity.
APS. Petroglyphs: site contains a stone surface which has been scored by humans in a patterned manner for a
purpose other than material processing. This category includes intaglios.
AP6. Pictographs: site includes any design painted on a rock surface.
APT Architectural feature: site contains any feature which indicates the presence of human construction activity
(e.g., post holes, house pits, dance house, sweat lodge, hunting blinds, fish traps).
APB. Stone feature: site contains a patterned arrangement of rocks purposefully constructed or modified (e.g., rock
alignments, cairns, rock rings of unknown function, etc.). AP9. Burial: the site contains human bone.
AP10. Cache: the site contains an natural or constructed feature used for storing food or goods.
AP11. Hearths/pits: site contains any feature which indicated cooking activity, such as roasting pits, association of
cracked or burnt rock, discolored soil, ash and carbonized wood or plants.
AP12. Quarry: site contains a source of lithic material with evidence of human usage.
AP13. Lineal feature: site contains natural or constructed features indicating human use such as trails, earth works,
windrows or stone fences.
AP14. Rock shelter/cave: a concavity within a rock surface evidencing human use.
AP15. Habitation debris: site contains a deposit characterized by a wide range of artifacts, materials or features
which represent a variety of human activities.
AP16. Other: check here if there is no other category in which the site description can be placed.